Home / 58,876,151.71-81,235,190.90-49,492,618.62

Finding the Fourth Proportional to 58,876,151.71, 81,235,190.90 and 49,492,618.62

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Solution

The fourth proportional to 58,876,151.71, 81,235,190.90 and 49,492,618.62 is: 68,288,130.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,876,151.71 : 81,235,190.90 = 49,492,618.62 : x
  2. Step 2: Convert to fraction form
    58,876,151.71/81,235,190.90 = 49,492,618.62/x
  3. Step 3: Cross multiply
    58,876,151.71x = 81,235,190.90 × 49,492,618.62
  4. Step 4: Simplify right side
    58,876,151.71x = 4,020,542,321,489,131
  5. Step 5: Solve for x
    x = 4,020,542,321,489,131/58,876,151.71
  6. Step 6: Final answer
    x = 68,288,130.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.